theorem BFO.Concretizer.specificallyDependentContinuant.sizeOf_spec
theorem BFO.Concretizer.specificallyDependentContinuant.sizeOf_spec: ∀ (a : j12bzjgj.BFO.SpecificallyDependentContinuant), sizeOf (j12bzjgj.BFO.Concretizer.specificallyDependentContinuant a) = 1 + sizeOf a